How to attach/detach the control panel

How to reset your unit

Your preset adjustments will also be erased.

How to forcibly eject a disc

[Hold]

Be careful not to drop the disc when it ejects.

If this does not work, reset your unit.

Maintenance

Cleaning the unit

Wipe off the dirt on the panel with a dry silicon or soft cloth. Failure to observe this precaution may result in damage to the unit.

Cleaning the connector

Wipe off dirt on the connector of the unit and panel. Use a cotton swab or cloth.

CONTENTS

3How to attach/detach the control panel

3How to reset your unit

3How to forcibly eject a disc

3Maintenance

3About discs

4Canceling the display demonstration

4Setting the clock

5Basic operations

6Listening to the radio

8 Listening to a disc

9Connecting the other external components

9Listening to the other external components

10Listening to a USB device

11Listening to an iPod/iPhone

(Available for KD-R521)

12Selecting a preset sound mode

13Menu operations

15Using the remote controller

(For KD-R521/KD-R422/KD-R421: optionally purchased)

16Troubleshooting

18Using Bluetooth® devices

19Specifications

About discs

This unit can only play the CDs with:

Discs that cannot be used:

Discs that are not round.

Discs with coloring on the recording surface or discs that are dirty.

You cannot play a Recordable/ReWritable disc that has not been finalized. (For the finalization process refer to your disc writing software, and your disc recorder instruction manual.)

3-inch CD cannot be used. Attempt to insert using an adapter can cause malfunction.

Handling discs:

Do not touch the recording surface of the disc.

Do not stick tape etc. on the disc, or use a disc with tape stuck on it.

Do not use any accessories for the disc.

Clean from the center of the disc and move outward.

Clean the disc with a dry silicon or soft cloth. Do not use any solvents.

When removing discs from this unit, pull them out horizontally.

Remove the rims from the center hole and disc edge before inserting a disc.

ENGLISH

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JVC KD-R45, KD-R521, KD-R421, KD-R422 manual About discs, Contents

KD-R521, KD-R422, KD-R45, KD-R421 specifications

The JVC KD-R421, KD-R45, KD-R422, and KD-R521 are part of JVC's highly regarded line of car receivers, designed to enhance your in-car audio experience with a blend of functionality, connectivity, and sound quality. Each model brings distinctive features and technologies, catering to the diverse needs of enthusiasts and casual listeners alike.

The JVC KD-R421 stands out with its user-friendly interface and impressive sound quality. It boasts a 1.5-line LCD display that provides clear visibility of titles and information. Its built-in amplifier delivers 50 watts of power, ensuring that your music comes through loud and clear. The KD-R421 supports MP3, WMA, and WAV file playback, making it compatible with various digital audio formats. Equally noteworthy is its front USB and auxiliary inputs, which allow for easy access to your digital music collection.

Moving to the KD-R45, this model introduces enhanced Bluetooth connectivity, enabling hands-free calling and wireless audio streaming. This convenience allows drivers to maintain focus on the road while enjoying their favorite tracks or podcasts. With its 13-band equalizer, users can tailor the sound to their preferences, achieving the perfect audio balance. The KD-R45 also features a removable faceplate, which is essential for added security when leaving your vehicle.

The KD-R422, a slight upgrade from its predecessors, enhances the audio experience with an improved digital-to-analog converter for superior sound fidelity. It retains many features from the KD-R421, such as USB and AUX inputs, while also adding support for additional audio formats. The model supports optional steering wheel control interfaces, allowing drivers to manage their playlists more safely.

Lastly, the KD-R521 offers advanced connectivity options, including Apple CarPlay and Android Auto compatibility, making it easier than ever to integrate smartphones into your driving experience. This model ensures seamless access to navigation, music, and communication apps directly from the receiver. The KD-R521 also features a high-contrast 2-line LCD display that enhances readability, even in bright sunlight.

Each of these JVC car receivers showcases a commitment to delivering high-quality audio performance combined with modern technology and usability. With features catering to connectivity, sound customization, and user convenience, they continue to rank among the top choices for car audio enthusiasts.